View device and app use with Family Safety activity reporting ...
Learn how to receive and interpret activity reports of your child's device use, including web browsing, apps and games usage, and screen time.
Applies To:
Microsoft Family Safety
更改电脑电源Windows模式 - Microsoft 支持
选择适合你的电源模式以及你想要在电脑上Windows 11操作。 这样，你可以确定哪些对你很重要 - 是要获得最佳电池使用时间、获得最佳性能还是在二者之间寻求平衡。
Appendix A: Supported languages and voices - Microsoft Support
Note: Narrator provides male and female natural voices for few commonly spoken languages and accents, refer to section Natural voices.
Language Accessory Pack for Microsoft 365 - Microsoft Support
Learn how to download, install, and configure Language Accessory Packs for Microsoft 365 for additional display, help, and proofing tools.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin
Add or delete audio in your PowerPoint presentation
You can add audio, such as music, narration, or sound bites, to your PowerPoint presentation. When adding audio, you can also specify when the audio should start and how long it should run.
Applies To:
PowerPoint for Microsoft 365, PowerPoint for Microsoft 365 for Mac, PowerPoint for the web, PowerPoint 2021, PowerPoint 2021 for Mac, PowerPoint 2019, PowerPoint 2019 for Mac, PowerPoint 2016
Office Help & Training
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Learn about performance features in Microsoft Edge
Discover how to boost your browsing speed and save battery life with Microsoft Edge's performance features, such as sleeping tabs and efficiency mode.
Applies To:
Microsoft Edge
Saving credit or debit card info in Microsoft Edge
Microsoft is dedicated in making Microsoft Edge the best browser for shopping with features like coupons, price comparison, price history, ratings, reviews, and more.
Applies To:
Microsoft Edge
Download files from the web - Microsoft Support
Learn how to download files from the web, change your default download location, and find files you've downloaded on your PC using Internet Explorer.
Stream HDR video on Windows - Microsoft Support
Learn how to turn on HDR video streaming to watch high dynamic range (HDR) content on your Windows PC.